Greatest Common Factor of 20, 71, 530, 195

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 20, 71, 530, 195 by common division method
• Greatest Common Factor of 20, 71, 530, 195 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 530

List of positive integer factors of 530 that divides 530 without a remainder.

1,2,5,10,53,106,265,530

Factors of 195

List of positive integer factors of 195 that divides 195 without a remainder.

1,3,5,13,15,39,65,195

Greatest Common Factor

We found the factors 20,71,530,195 . The biggest common factor number is the GCF number.
So the greatest common factor 20,71,530,195 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 81, 42, 777, 334
• GCF of 40, 55, 689, 484
• GCF of 87, 50, 585, 998
• GCF of 64, 71, 515, 483
• GCF of 80, 41, 170, 161

1. What is the GCF of 20, 71, 530, 195?

Answer: GCF of 20, 71, 530, 195 is 1.

2. How to Find the GCF of 20, 71, 530, 195

Answer: Greatest Common Factor(GCF) of 20, 71, 530, 195 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(20, 71, 530, 195) = 1.